From bb37eb9d94960db5123d9f310788f6a7c2d33065 Mon Sep 17 00:00:00 2001
From: melfey <bug362@outlook.com>
Date: Thu, 10 Sep 2026 20:18:36 -0500
Subject: [PATCH] feat: added pub fn sub()

This takes in two u64, and returns the difference.

TESTING WORKFLOWS
---
 example_lib/src/lib.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/example_lib/src/lib.rs b/example_lib/src/lib.rs
index b93cf3f..9628316 100644
--- a/example_lib/src/lib.rs
+++ b/example_lib/src/lib.rs
@@ -2,6 +2,10 @@ pub fn add(left: u64, right: u64) -> u64 {
     left + right
 }
 
+pub fn sub(left: u64, right: u64) -> u64 {
+    left - right
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -10,5 +14,7 @@ mod tests {
     fn it_works() {
         let result = add(2, 2);
         assert_eq!(result, 4);
+        let result = sub(2, 2);
+        assert_eq!(result, 0);
     }
 }